By default, packages are installed to the running Python installation's site-packages directory. site-packages is by default part of the python search path and is the target directory of manually built python packages.
Where does pip install packages come from?
By default, pip installs packages located in the Python Package Index (PyPI), but can also install from other indexes.
Where does Python packages get installed?
Locally installed Python and all packages will be installed under a directory similar to ~/. local/bin/ for a Unix-based system, or \\Users\\Username\\AppData\\Local\\Programs\\ for Windows.